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What is the hardness of a mineral if it scratches a penny but will not scratch glass?
Between 3.5 and 5.5 on the Mohs scale of mineral hardness.
Can a penny scratch a igneous rocks?
It depends on the type of rock. The hardness of a penny is about a 3,so probably yes
What property are you testing if you scratch a mineral with a penny a nail and your fingernail?
It relative hardness, compared to others. It is relative because it does not give absolute values.
Name 4 ways that are used in the hardness scale for identifying minerals?
The Mohs scale of hardness determines a mineral's hardness by comparing it to the hardness of common household objects: 1. streak plate (unglazed porcelain)= 6.5 2. glass, masonry nail, knife blade= 5.5 3. wire (iron) nail= 4.5 4. brass (wood screw, washer)= 3.5 5. copper coin (penny)= 3.0 6. fingernail= 2.5
What mineral do you scratch with a penny or steel wool for hardness?
Copper and steel have hardness of around 3 and 6 respectively on the Mohs scale. You can use them to test any mineral, and roughly estimate its hardness. If it's scratched by copper, it's less than 3, if it's scratched by steel but not by copper, it's between 3 and 6, if neither copper nor steel scratches it, then it's above 6.
How hard is a penny?
a penny has a hardness of 3 depending on what it is being scratched on.
What is a penny on Mohs hardness scale?
About 3
How big are penny skateboard wheels?
Penny wheels are 59mm in diameter. Hardness is 78a.
Penny was holding a penny in her hand and a dymond in the other one she tries to scratch the dymond with the penny what is she testing?
Hardness of the dimond
Can quartz be scratched by a penny?
No. According to Mohs Hardness Scale, Quartz has a hardness of 7 while copper has a hardness of about 3. The higher number indicates a greater hardness.
What is the hardness of a mineral if it scratches a penny but will not scratch glass?
Between 3.5 and 5.5 on the Mohs scale of mineral hardness.
Can a penny scratch a igneous rocks?
It depends on the type of rock. The hardness of a penny is about a 3,so probably yes
What is the harness of a mineral if it scratches a penny but will not scratch glass?
Google "Mohs hardness scale". This is a relative hardness scale which compares one mineral's hardness to another. (It is between 3.5 and 5.5 on the Mohs hardness scale)
How do classify minerals according to their hardness geoogist use what?
Geologist perform a hardness test using their fingernail, a penny, and a paper clip.
What common tools are used to test hardness of a rock?
nail, penny, your fingernail, or other rocks
What property are you testing if you scratch a mineral with a penny a nail and your fingernail?
It relative hardness, compared to others. It is relative because it does not give absolute values.
Name 4 ways that are used in the hardness scale for identifying minerals?
The Mohs scale of hardness determines a mineral's hardness by comparing it to the hardness of common household objects: 1. streak plate (unglazed porcelain)= 6.5 2. glass, masonry nail, knife blade= 5.5 3. wire (iron) nail= 4.5 4. brass (wood screw, washer)= 3.5 5. copper coin (penny)= 3.0 6. fingernail= 2.5
